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- // SPDX-License-Identifier: GPL-2.0-only
- /*
- * Implementation of host-to-chip MIBs of WFxxx Split Mac (WSM) API.
- *
- * Copyright (c) 2017-2020, Silicon Laboratories, Inc.
- * Copyright (c) 2010, ST-Ericsson
- * Copyright (C) 2010, ST-Ericsson SA
- */
- #include <linux/etherdevice.h>
- #include "wfx.h"
- #include "hif_tx.h"
- #include "hif_tx_mib.h"
- #include "hif_api_mib.h"
- int hif_set_output_power(struct wfx_vif *wvif, int val)
- {
- struct hif_mib_current_tx_power_level arg = {
- .power_level = cpu_to_le32(val * 10),
- };
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_CURRENT_TX_POWER_LEVEL,
- &arg, sizeof(arg));
- }
- int hif_set_beacon_wakeup_period(struct wfx_vif *wvif,
- unsigned int dtim_interval,
- unsigned int listen_interval)
- {
- struct hif_mib_beacon_wake_up_period arg = {
- .wakeup_period_min = dtim_interval,
- .receive_dtim = 0,
- .wakeup_period_max = listen_interval,
- };
- if (dtim_interval > 0xFF || listen_interval > 0xFFFF)
- return -EINVAL;
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_BEACON_WAKEUP_PERIOD,
- &arg, sizeof(arg));
- }
- int hif_set_rcpi_rssi_threshold(struct wfx_vif *wvif,
- int rssi_thold, int rssi_hyst)
- {
- struct hif_mib_rcpi_rssi_threshold arg = {
- .rolling_average_count = 8,
- .detection = 1,
- };
- if (!rssi_thold && !rssi_hyst) {
- arg.upperthresh = 1;
- arg.lowerthresh = 1;
- } else {
- arg.upper_threshold = rssi_thold + rssi_hyst;
- arg.upper_threshold = (arg.upper_threshold + 110) * 2;
- arg.lower_threshold = rssi_thold;
- arg.lower_threshold = (arg.lower_threshold + 110) * 2;
- }
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_RCPI_RSSI_THRESHOLD, &arg, sizeof(arg));
- }
- int hif_get_counters_table(struct wfx_dev *wdev, int vif_id,
- struct hif_mib_extended_count_table *arg)
- {
- if (wfx_api_older_than(wdev, 1, 3)) {
- // extended_count_table is wider than count_table
- memset(arg, 0xFF, sizeof(*arg));
- return hif_read_mib(wdev, vif_id, HIF_MIB_ID_COUNTERS_TABLE,
- arg, sizeof(struct hif_mib_count_table));
- } else {
- return hif_read_mib(wdev, vif_id,
- HIF_MIB_ID_EXTENDED_COUNTERS_TABLE, arg,
- sizeof(struct hif_mib_extended_count_table));
- }
- }
- int hif_set_macaddr(struct wfx_vif *wvif, u8 *mac)
- {
- struct hif_mib_mac_address msg = { };
- if (mac)
- ether_addr_copy(msg.mac_addr, mac);
- return hif_write_mib(wvif->wdev, wvif->id, HIF_MIB_ID_DOT11_MAC_ADDRESS,
- &msg, sizeof(msg));
- }
- int hif_set_rx_filter(struct wfx_vif *wvif,
- bool filter_bssid, bool filter_prbreq)
- {
- struct hif_mib_rx_filter arg = { };
- if (filter_bssid)
- arg.bssid_filter = 1;
- if (!filter_prbreq)
- arg.fwd_probe_req = 1;
- return hif_write_mib(wvif->wdev, wvif->id, HIF_MIB_ID_RX_FILTER,
- &arg, sizeof(arg));
- }
- int hif_set_beacon_filter_table(struct wfx_vif *wvif, int tbl_len,
- const struct hif_ie_table_entry *tbl)
- {
- int ret;
- struct hif_mib_bcn_filter_table *arg;
- int buf_len = struct_size(arg, ie_table, tbl_len);
- arg = kzalloc(buf_len, GFP_KERNEL);
- if (!arg)
- return -ENOMEM;
- arg->num_of_info_elmts = cpu_to_le32(tbl_len);
- memcpy(arg->ie_table, tbl, flex_array_size(arg, ie_table, tbl_len));
- ret = hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_BEACON_FILTER_TABLE, arg, buf_len);
- kfree(arg);
- return ret;
- }
- int hif_beacon_filter_control(struct wfx_vif *wvif,
- int enable, int beacon_count)
- {
- struct hif_mib_bcn_filter_enable arg = {
- .enable = cpu_to_le32(enable),
- .bcn_count = cpu_to_le32(beacon_count),
- };
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_BEACON_FILTER_ENABLE,
- &arg, sizeof(arg));
- }
- int hif_set_operational_mode(struct wfx_dev *wdev, enum hif_op_power_mode mode)
- {
- struct hif_mib_gl_operational_power_mode arg = {
- .power_mode = mode,
- .wup_ind_activation = 1,
- };
- return hif_write_mib(wdev, -1, HIF_MIB_ID_GL_OPERATIONAL_POWER_MODE,
- &arg, sizeof(arg));
- }
- int hif_set_template_frame(struct wfx_vif *wvif, struct sk_buff *skb,
- u8 frame_type, int init_rate)
- {
- struct hif_mib_template_frame *arg;
- WARN(skb->len > HIF_API_MAX_TEMPLATE_FRAME_SIZE, "frame is too big");
- skb_push(skb, 4);
- arg = (struct hif_mib_template_frame *)skb->data;
- skb_pull(skb, 4);
- arg->init_rate = init_rate;
- arg->frame_type = frame_type;
- arg->frame_length = cpu_to_le16(skb->len);
- return hif_write_mib(wvif->wdev, wvif->id, HIF_MIB_ID_TEMPLATE_FRAME,
- arg, sizeof(*arg) + skb->len);
- }
- int hif_set_mfp(struct wfx_vif *wvif, bool capable, bool required)
- {
- struct hif_mib_protected_mgmt_policy arg = { };
- WARN(required && !capable, "incoherent arguments");
- if (capable) {
- arg.pmf_enable = 1;
- arg.host_enc_auth_frames = 1;
- }
- if (!required)
- arg.unpmf_allowed = 1;
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_PROTECTED_MGMT_POLICY,
- &arg, sizeof(arg));
- }
- int hif_set_block_ack_policy(struct wfx_vif *wvif,
- u8 tx_tid_policy, u8 rx_tid_policy)
- {
- struct hif_mib_block_ack_policy arg = {
- .block_ack_tx_tid_policy = tx_tid_policy,
- .block_ack_rx_tid_policy = rx_tid_policy,
- };
- return hif_write_mib(wvif->wdev, wvif->id, HIF_MIB_ID_BLOCK_ACK_POLICY,
- &arg, sizeof(arg));
- }
- int hif_set_association_mode(struct wfx_vif *wvif, int ampdu_density,
- bool greenfield, bool short_preamble)
- {
- struct hif_mib_set_association_mode arg = {
- .preambtype_use = 1,
- .mode = 1,
- .spacing = 1,
- .short_preamble = short_preamble,
- .greenfield = greenfield,
- .mpdu_start_spacing = ampdu_density,
- };
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_SET_ASSOCIATION_MODE, &arg, sizeof(arg));
- }
- int hif_set_tx_rate_retry_policy(struct wfx_vif *wvif,
- int policy_index, u8 *rates)
- {
- struct hif_mib_set_tx_rate_retry_policy *arg;
- size_t size = struct_size(arg, tx_rate_retry_policy, 1);
- int ret;
- arg = kzalloc(size, GFP_KERNEL);
- if (!arg)
- return -ENOMEM;
- arg->num_tx_rate_policies = 1;
- arg->tx_rate_retry_policy[0].policy_index = policy_index;
- arg->tx_rate_retry_policy[0].short_retry_count = 255;
- arg->tx_rate_retry_policy[0].long_retry_count = 255;
- arg->tx_rate_retry_policy[0].first_rate_sel = 1;
- arg->tx_rate_retry_policy[0].terminate = 1;
- arg->tx_rate_retry_policy[0].count_init = 1;
- memcpy(&arg->tx_rate_retry_policy[0].rates, rates,
- sizeof(arg->tx_rate_retry_policy[0].rates));
- ret = hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_SET_TX_RATE_RETRY_POLICY, arg, size);
- kfree(arg);
- return ret;
- }
- int hif_keep_alive_period(struct wfx_vif *wvif, int period)
- {
- struct hif_mib_keep_alive_period arg = {
- .keep_alive_period = cpu_to_le16(period),
- };
- return hif_write_mib(wvif->wdev, wvif->id, HIF_MIB_ID_KEEP_ALIVE_PERIOD,
- &arg, sizeof(arg));
- };
- int hif_set_arp_ipv4_filter(struct wfx_vif *wvif, int idx, __be32 *addr)
- {
- struct hif_mib_arp_ip_addr_table arg = {
- .condition_idx = idx,
- .arp_enable = HIF_ARP_NS_FILTERING_DISABLE,
- };
- if (addr) {
- // Caution: type of addr is __be32
- memcpy(arg.ipv4_address, addr, sizeof(arg.ipv4_address));
- arg.arp_enable = HIF_ARP_NS_FILTERING_ENABLE;
- }
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_ARP_IP_ADDRESSES_TABLE,
- &arg, sizeof(arg));
- }
- int hif_use_multi_tx_conf(struct wfx_dev *wdev, bool enable)
- {
- struct hif_mib_gl_set_multi_msg arg = {
- .enable_multi_tx_conf = enable,
- };
- return hif_write_mib(wdev, -1, HIF_MIB_ID_GL_SET_MULTI_MSG,
- &arg, sizeof(arg));
- }
- int hif_set_uapsd_info(struct wfx_vif *wvif, unsigned long val)
- {
- struct hif_mib_set_uapsd_information arg = { };
- if (val & BIT(IEEE80211_AC_VO))
- arg.trig_voice = 1;
- if (val & BIT(IEEE80211_AC_VI))
- arg.trig_video = 1;
- if (val & BIT(IEEE80211_AC_BE))
- arg.trig_be = 1;
- if (val & BIT(IEEE80211_AC_BK))
- arg.trig_bckgrnd = 1;
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_SET_UAPSD_INFORMATION,
- &arg, sizeof(arg));
- }
- int hif_erp_use_protection(struct wfx_vif *wvif, bool enable)
- {
- struct hif_mib_non_erp_protection arg = {
- .use_cts_to_self = enable,
- };
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_NON_ERP_PROTECTION, &arg, sizeof(arg));
- }
- int hif_slot_time(struct wfx_vif *wvif, int val)
- {
- struct hif_mib_slot_time arg = {
- .slot_time = cpu_to_le32(val),
- };
- return hif_write_mib(wvif->wdev, wvif->id, HIF_MIB_ID_SLOT_TIME,
- &arg, sizeof(arg));
- }
- int hif_wep_default_key_id(struct wfx_vif *wvif, int val)
- {
- struct hif_mib_wep_default_key_id arg = {
- .wep_default_key_id = val,
- };
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_DOT11_WEP_DEFAULT_KEY_ID,
- &arg, sizeof(arg));
- }
- int hif_rts_threshold(struct wfx_vif *wvif, int val)
- {
- struct hif_mib_dot11_rts_threshold arg = {
- .threshold = cpu_to_le32(val >= 0 ? val : 0xFFFF),
- };
- return hif_write_mib(wvif->wdev, wvif->id,
- HIF_MIB_ID_DOT11_RTS_THRESHOLD, &arg, sizeof(arg));
- }
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